#!@SBINDIR@/openrc-run
# Copyright (c) 2008-2015 The OpenRC Authors.
# See the Authors file at the top-level directory of this distribution and
# https://github.com/OpenRC/openrc/blob/master/AUTHORS
#
# This file is part of OpenRC. It is subject to the license terms in
# the LICENSE file found in the top-level directory of this
# distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE
# This file may not be copied, modified, propagated, or distributed
# except according to the terms contained in the LICENSE file.

description="Configures terminal encoding."

ttyn=${rc_tty_number:-${RC_TTY_NUMBER:-12}}
: ${unicode:=${UNICODE}}

depend()
{
	keyword -docker -lxc -openvz -prefix -systemd-nspawn -uml -vserver -xenu
	after devfs
}

start()
{
	local ttydev=/dev/tty n=
	[ -d /dev/vc ] && ttydev=/dev/vc/

	# Set terminal encoding to either ASCII or UNICODE.
	# See utf-8(7) for more information.
	local termencoding="%@" termmsg="ASCII"
	if yesno ${unicode}; then
		termencoding="%G"
		termmsg="UTF-8"
	fi

	ebegin "Setting terminal encoding [$termmsg]"
	n=1
	while [ ${n} -le "$ttyn" ]; do
		printf "\033%s" "$termencoding" >$ttydev$n
		: $(( n += 1 ))
	done

	# Save the encoding for use immediately at boot
	if checkpath -W "$RC_LIBEXECDIR"; then
		mkdir -p "$RC_LIBEXECDIR"/console
		if yesno ${unicode:-${UNICODE}}; then
			echo "" > "$RC_LIBEXECDIR"/console/unicode
		else
			rm -f "$RC_LIBEXECDIR"/console/unicode
		fi
	fi

	eend 0
}
